36521565464 has 32 divisors (see below), whose sum is σ = 73157908800. Its totient is φ = 17041479840.

The previous prime is 36521565439. The next prime is 36521565467. The reversal of 36521565464 is 46456512563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36521565467) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1782902 + ... + 1803269.

It is an arithmetic number, because the mean of its divisors is an integer number (2286184650).

Almost surely, 2^36521565464 is an apocalyptic number.

It is an amenable number.

36521565464 is an abundant number, since it is smaller than the sum of its proper divisors (36636343336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36521565464 is a wasteful number, since it uses less digits than its factorization.

36521565464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3586263 (or 3586259 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 47.

The spelling of 36521565464 in words is "thirty-six billion, five hundred twenty-one million, five hundred sixty-five thousand, four hundred sixty-four".